About this manual. ABB REF 54 Series, REF 545, REF 543, REF 541

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ABB REF 545 is a powerful feeder terminal designed for protection, control, measurement, and supervision of medium voltage networks. It features a multiprocessor architecture, digital signal processing, and a user-friendly HMI display. This versatile device supports various switchgear types and network configurations, providing advanced functionality for cost-effective solutions.

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About this manual. ABB REF 54 Series, REF 545, REF 543, REF 541 | Manualzz

1MRS750527-MUM

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Feeder Terminal

Technical Reference Manual, General

About this manual

REF 54_

Copyrights

The information in this document is subject to change without notice and should not be construed as a commitment by ABB Oy. ABB Oy assumes no responsibility for any errors that may appear in this document.

In no event shall ABB Oy be liable for direct, indirect, special, incidental or consequential damages of any nature or kind arising from the use of this document, nor shall ABB Oy be liable for incidental or consequential damages arising from use of any software or hardware described in this document.

This document and parts thereof must not be reproduced or copied without written permission from ABB Oy, and the contents thereof must not be imparted to a third party nor used for any unauthorized purpose.

The software or hardware described in this document is furnished under a license and may be used, copied, or disclosed only in accordance with the terms of such license.

Copyright © 2005 ABB Oy

All rights reserved.

Trademarks

ABB is a registered trademark of ABB Group.

All other brand or product names mentioned in this document may be trademarks or registered trademarks of their respective holders.

Guarantee

Please inquire about the terms of guarantee from your nearest ABB representative.

General

This document, REF 54_ Technical Reference Manual, General, provides a general technical description of the feeder terminals REF 541, REF 543 and REF 545.

Version N of the Technical Reference Manual complies with REF 54_ feeder terminals of Release 3.5. For information about the changes and additions included

in REF 54_, Release 3.5 compared to earlier releases, refer to Section “Revision

History of REF 54_” on page 105.

For detailed information about the separate protection and other functions listed in

Section 5.1.1.1. , refer to the latest version of the CD-ROM “Technical Descriptions

of Functions”.

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REF 54_

1.5.

1.6.

Feeder Terminal

Technical Reference Manual, General

1MRS750527-MUM

Use of symbols

This publication includes warning, caution, and information icons that point out safety related conditions or other important information. It also includes tip icons to point out useful information to the reader. The corresponding icons should be interpreted as follows:

The warning icon indicates the presence of a hazard which could result in personal injury.

The caution icon indicates important information or warning related to the concept discussed in the text. It might indicate the presence of a hazard which could result in corruption of software or damage to equipment or property.

The information icon alerts the reader to relevant facts and conditions.

Although warning hazards are related to personal injury, and caution hazards are associated with equipment or property damage, it should be understood that operation of damaged equipment could, under certain operational conditions, result in degraded process performance leading to personal injury or death. Therefore, comply fully with all warning and caution notices.

Terminology

The following is a list of terms that you should be familiar with. The list contains terms that are unique to ABB or have a usage or definition that is different from standard industry usage.

Term

IEC_103

LONMark

MIMIC

SPA

SPACOM

Description

IEC 60870-5-103, a communication protocol standardized by

International Electrotechnical Commission

An independent world-wide industry association, which facilitates the development and implementation of open, interoperable LONWorks based control products and systems.

A graphic configuration picture on the LCD of a relay

A data communication protocol developed by ABB

An ABB product family

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1MRS750527-MUM

1.7.

Feeder Terminal

Technical Reference Manual, General

Abbreviations

Term

PLC

PMT

PO

PS

RTD

SNVT

SO

SMS

LCD

LED

LON

L/R

LV

MV

NO/NC

PCB

TCR

TCS

VT

AI

CB

CBFP

CPU

CT

DI

DNP

DO

EMC

GND

GOOSE

HMI

HSPO

I/O

IRF

Description

Analog Input

Circuit Breaker

Circuit Breaker Failure Protection

Central Processing Unit

Current Transformer

Digital Input

Distributed Network Protocol

Digital Output

Electro-Magnetic Compatibility

Ground

Generic Object Oriented Substation Event

Human-Machine Interface

High-Speed Power Output

Input/Output

Internal Relay Fault

Liquid Crystal Display

Light-Emitting Diode

Locally Operating Network

Local/Remote

Low Voltage

Medium Voltage

Normally Open/ Normally Closed

Printed Circuit Board

Programmable Logic Controller

Protocol Mapping Tool

Power Output

Power Supply

Resistance Temperature Device

Standard Network Variable Type

Signal Output

Substation Monitoring System

Thermal Coefficient of Resistance

Trip Circuit Supervision

Voltage Transformer

REF 54_

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1.8.

1.9.

Feeder Terminal

Technical Reference Manual, General

1MRS750527-MUM

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RE_ 54_ Operator’s Manual

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Technical Description

REF 54_, RET54_ Modbus Communication Protocol, Technical

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Technical Descriptions of Functions (CD-ROM)

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Event List for REF 545

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Document revisions

Version Date

K 15.09.03

M

N

P

R

02.04.04

08.07.05

27.05.10

21.10.10

History

Release 2.5: IEC 60870-5-103 support added. Virtual channel measurements added

Release 3.0: DNP 3.0 and Modbus support added. Time synchronization added

Release 3.5: FLOC and PQVO3Sd function blocks added

Document updated

Document updated

10

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Key Features

  • Protection
  • Control
  • Measurement
  • Supervision
  • HMI Display
  • Multiprocessor Architecture
  • Digital Signal Processing
  • Medium Voltage Networks

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Frequently Answers and Questions

What types of switchgear can REF 545 be used with?
REF 545 can be used with various switchgear types, including single busbar, double busbar, and duplex systems.
What network configurations does REF 545 support?
REF 545 supports different network configurations, such as isolated neutral networks, resonant-earthed networks, and partially earthed networks.
What are some examples of protection functions available on the REF 545?
The REF 545 offers protection functions for short-circuit and earth-fault protection, overcurrent and earth-fault functions, auto-reclosing, and a variety of other protection functions.
How does the REF 545 facilitate control functionality?
The REF 545 provides control functions for indicating the position of disconnectors or circuit breakers locally, transmitting position information remotely, and controlling objects like circuit breakers via remote control systems.
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